body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: url('../assets/bg.png') no-repeat center center fixed;
    background-size: cover;
}

/* HEADER IMAGE */
.header img {
    width: 100%;
    display: block;
}

/* HERO TEXT */
.hero {
    text-align: center;
    padding-top: 120px;
}

.hero h1 {
    color: white;
    font-size: 42px;
    font-weight: bold;
}

/* CARD CONTAINER */
.card-container {
    min-height: 60vh;            
    display: flex;
    justify-content: center;       
    align-items: center;           
    gap: 80px;
    flex-wrap: wrap;
    padding: 20px;
}

/* CARD DESIGN */
.card {
    background: white;
    width: 100%;
    max-width: 500px;
    padding: 50px;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-10px);
}

.card h2 {
    margin-bottom: 15px;
    font-size: 28px;
}

.card p {
    margin-bottom: 25px;
    color: #555;
}

/* BUTTON */
button {
    background: #1e3c72;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    transition: 0.3s;
}

button:hover {
    background: #16325c;
}
.chat-wa{
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #1b2340;
    color: white;
    padding: 10px 15px;
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-weight: bold;
}

.chat-wa img{
    width: 40px;
    height: 40px;
    border-radius: 50%;
}
/* ================= MOBILE ================= */
@media (max-width: 768px) {

    /* sembunyikan header utama */
    .header img{
        content: url('../assets/headermb.png');
    }

    .hero h1{
        font-size: 28px;
        padding: 0 20px;
    }

    .card-container{
        gap: 30px;
    }

    .card{
        padding: 30px;
    }

}